H. Christopher Frey 
- (2013): Road Grade Measurement Using In-Vehicle, Stand-Alone GPS with Barometric Altimeter. Dans: Journal of Transportation Engineering, v. 139, n. 6 (juin 2013).
- (2021): Factors affecting variability in infiltration of ambient particle and gaseous pollutants into home at urban environment. Dans: Building and Environment, v. 206 (décembre 2021).
- (2003): Probabilistic Nonroad Mobile Source Emission Factors. Dans: Journal of Environmental Engineering (ASCE), v. 129, n. 2 (février 2003).
- (2013): Engine and Duty Cycle Variability in Diesel Construction Equipment Emissions. Dans: Journal of Environmental Engineering (ASCE), v. 139, n. 2 (février 2013).
- (1992): Evaluation Method for Advanced Acid Rain Compliance Technology. Dans: Journal of Energy Engineering, v. 118, n. 1 (avril 1992).
- (1997): Modeling and Evaluation of Externally Fired Combined Cycle Using Aspen. Dans: Journal of Energy Engineering, v. 123, n. 3 (décembre 1997).
- (2007): Simplified Performance Model of Gas Turbine Combined Cycle Systems. Dans: Journal of Energy Engineering, v. 133, n. 2 (juin 2007).
- (2012): Evaluation of On-Site Fuel Use and Emissions over the Duration of a Commercial Building Project. Dans: Journal of Infrastructure Systems, v. 18, n. 2 (juin 2012).
- (2020): PRAISE-HK: A personalized real-time air quality informatics system for citizen participation in exposure and health risk management. Dans: Sustainable Cities and Society, v. 54 (mars 2020).
- (2009): Requirements and Incentives for Reducing Construction Vehicle Emissions and Comparison of Nonroad Diesel Engine Emissions Data Sources. Dans: Journal of Construction Engineering and Management, v. 135, n. 5 (mai 2009).
- (2012): Methodology for Estimating Emissions Inventories for Commercial Building Projects. Dans: Journal of Architectural Engineering (ASCE), v. 18, n. 3 (septembre 2012).
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